Definition of de Moivre's theorem in English:

de Moivre's theorem

noundə ˈmwɑːvr(ə)də ˈmwävrəz ˌTHirəm

Mathematics

A theorem which states that (cos θ + i sin θ)ⁿ = cos nθ + i sin nθ, where i is the square root of −1.
〔数〕棣美弗定理
Example sentencesExamples
- The de Moivre's theorem is used very often in electrical engineering and physics to determine things like the phase shifts of alternating currents.

Origin

Early 18th century: named after Abraham de Moivre (1667–1754), French-born mathematician, fellow of the Royal Society.

Definition of de Moivre's theorem in US English:

de Moivre's theorem

noundə ˈmwävrəz ˌTHirəm

Mathematics

A theorem which states that (cos θ + i sin θ)ⁿ = cos nθ + i sin nθ, where i is the square root of −1.
〔数〕棣美弗定理
Example sentencesExamples
- The de Moivre's theorem is used very often in electrical engineering and physics to determine things like the phase shifts of alternating currents.

Origin

Early 18th century: named after Abraham de Moivre (1667–1754), French-born mathematician, fellow of the Royal Society.

单词	de Moivre's theorem
释义	Definition of de Moivre's theorem in English: de Moivre's theorem noundə ˈmwɑːvr(ə)də ˈmwävrəz ˌTHirəm Mathematics A theorem which states that (cos θ + i sin θ)ⁿ = cos nθ + i sin nθ, where i is the square root of −1. 〔数〕棣美弗定理 Example sentencesExamples The de Moivre's theorem is used very often in electrical engineering and physics to determine things like the phase shifts of alternating currents. Origin Early 18th century: named after Abraham de Moivre (1667–1754), French-born mathematician, fellow of the Royal Society. Definition of de Moivre's theorem in US English: de Moivre's theorem noundə ˈmwävrəz ˌTHirəm Mathematics A theorem which states that (cos θ + i sin θ)ⁿ = cos nθ + i sin nθ, where i is the square root of −1. 〔数〕棣美弗定理 Example sentencesExamples The de Moivre's theorem is used very often in electrical engineering and physics to determine things like the phase shifts of alternating currents. Origin Early 18th century: named after Abraham de Moivre (1667–1754), French-born mathematician, fellow of the Royal Society.
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